13af6ab5fSopenharmony_ci/*
23af6ab5fSopenharmony_ci * Copyright (c) 2021-2024 Huawei Device Co., Ltd.
33af6ab5fSopenharmony_ci * Licensed under the Apache License, Version 2.0 (the "License");
43af6ab5fSopenharmony_ci * you may not use this file except in compliance with the License.
53af6ab5fSopenharmony_ci * You may obtain a copy of the License at
63af6ab5fSopenharmony_ci *
73af6ab5fSopenharmony_ci * http://www.apache.org/licenses/LICENSE-2.0
83af6ab5fSopenharmony_ci *
93af6ab5fSopenharmony_ci * Unless required by applicable law or agreed to in writing, software
103af6ab5fSopenharmony_ci * distributed under the License is distributed on an "AS IS" BASIS,
113af6ab5fSopenharmony_ci * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
123af6ab5fSopenharmony_ci * See the License for the specific language governing permissions and
133af6ab5fSopenharmony_ci * limitations under the License.
143af6ab5fSopenharmony_ci */
153af6ab5fSopenharmony_ci
163af6ab5fSopenharmony_ciclass A{}
173af6ab5fSopenharmony_ci
183af6ab5fSopenharmony_cifunction main(): void {
193af6ab5fSopenharmony_ci  ClassEquality();
203af6ab5fSopenharmony_ci  NullEquality();
213af6ab5fSopenharmony_ci  ArrayEquality();
223af6ab5fSopenharmony_ci}
233af6ab5fSopenharmony_ci
243af6ab5fSopenharmony_cifunction ClassEquality(): void {
253af6ab5fSopenharmony_ci    let a : A = new A();
263af6ab5fSopenharmony_ci    let b = a;
273af6ab5fSopenharmony_ci    assert (a === b);
283af6ab5fSopenharmony_ci    let c : A = new A();
293af6ab5fSopenharmony_ci    assert (a !== c);
303af6ab5fSopenharmony_ci}
313af6ab5fSopenharmony_ci
323af6ab5fSopenharmony_ci
333af6ab5fSopenharmony_cifunction NullEquality(): void {
343af6ab5fSopenharmony_ci    let a : A | null = null;
353af6ab5fSopenharmony_ci    let b = a;
363af6ab5fSopenharmony_ci    assert (a === b);
373af6ab5fSopenharmony_ci    let c : A | null = null;
383af6ab5fSopenharmony_ci    assert (c === null);
393af6ab5fSopenharmony_ci    assert (null === null);
403af6ab5fSopenharmony_ci}
413af6ab5fSopenharmony_ci
423af6ab5fSopenharmony_ci
433af6ab5fSopenharmony_cifunction ArrayEquality(): void {
443af6ab5fSopenharmony_ci    let a : int[] = [1, 2, 3];
453af6ab5fSopenharmony_ci    let b = a;
463af6ab5fSopenharmony_ci    assert (a === b);
473af6ab5fSopenharmony_ci    let c : int[] = [1, 2, 3];
483af6ab5fSopenharmony_ci    assert (a !== c);
493af6ab5fSopenharmony_ci}
503af6ab5fSopenharmony_ci
513af6ab5fSopenharmony_cifunction NumericEquality(): void {
523af6ab5fSopenharmony_ci    let a : Int = 1;
533af6ab5fSopenharmony_ci    let b = a;
543af6ab5fSopenharmony_ci    assert (a === b);
553af6ab5fSopenharmony_ci    let c : Int = 1;
563af6ab5fSopenharmony_ci    assert (a !== c);
573af6ab5fSopenharmony_ci    let d : Double = 1.0;
583af6ab5fSopenharmony_ci    assert (a !== c);
593af6ab5fSopenharmony_ci}
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